For mothers who are sentimental, would love receiving personalize messages, seeing finger prints, foot prints, handwritten items and personalized works of their kids- these are for you! Crafts for Kids: Salt Dough Footprint Heart
I love you clothes pins: Write a message with a FINE POINT sharpie so it doesn't smear. Write "I love you" on a paper. Cut it out, and hot glue it to the clothes pin end. Would be cute for a care package!